EP1667356A4 - Sendevorrichtung, empfangsvorrichtung und datenübertragungssystem - Google Patents

Sendevorrichtung, empfangsvorrichtung und datenübertragungssystem

Info

Publication number
EP1667356A4
EP1667356A4 EP04773370A EP04773370A EP1667356A4 EP 1667356 A4 EP1667356 A4 EP 1667356A4 EP 04773370 A EP04773370 A EP 04773370A EP 04773370 A EP04773370 A EP 04773370A EP 1667356 A4 EP1667356 A4 EP 1667356A4
Authority
EP
European Patent Office
Prior art keywords
transmitting
receiving apparatus
data transmitting
data
transmitting system
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP04773370A
Other languages
English (en)
French (fr)
Other versions
EP1667356A1 (de
Inventor
Tsutomu Shimosato
Yujiro Ito
Kazunobu Tsujikawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sony Corp filed Critical Sony Corp
Publication of EP1667356A1 publication Critical patent/EP1667356A1/de
Publication of EP1667356A4 publication Critical patent/EP1667356A4/de
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs
    • H04N21/4405—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving video stream decryption
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H04L9/065—Encryption by serially and continuously modifying data stream elements, e.g. stream cipher systems, RC4, SEAL or A5/3
    • H04L9/0656—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher
    • H04L9/0662—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher with particular pseudorandom sequence generator
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/14—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using a plurality of keys or algorithms
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/30—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
    • H04L9/3263—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving certificates, e.g. public key certificate [PKC] or attribute certificate [AC]; Public key infrastructure [PKI] arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/234—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs
    • H04N21/2347—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs involving video stream encryption
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
    • H04N21/835—Generation of protective data, e.g. certificates
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/167—Systems rendering the television signal unintelligible and subsequently intelligible
    • H04N7/1675—Providing digital key or authorisation information for generation or regeneration of the scrambling sequence
EP04773370A 2003-09-19 2004-09-16 Sendevorrichtung, empfangsvorrichtung und datenübertragungssystem Withdrawn EP1667356A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2003327519 2003-09-19
PCT/JP2004/013979 WO2005029765A1 (ja) 2003-09-19 2004-09-16 送信装置および方法、受信装置および方法、ならびに、データ伝送システム

Publications (2)

Publication Number Publication Date
EP1667356A1 EP1667356A1 (de) 2006-06-07
EP1667356A4 true EP1667356A4 (de) 2011-09-14

Family

ID=34372873

Family Applications (1)

Application Number Title Priority Date Filing Date
EP04773370A Withdrawn EP1667356A4 (de) 2003-09-19 2004-09-16 Sendevorrichtung, empfangsvorrichtung und datenübertragungssystem

Country Status (6)

Country Link
US (2) US7885407B2 (de)
EP (1) EP1667356A4 (de)
JP (1) JP4650267B2 (de)
KR (1) KR101139580B1 (de)
CN (1) CN1875568B (de)
WO (1) WO2005029765A1 (de)

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TWI298590B (en) * 2005-03-30 2008-07-01 A method for transporting real-time audio and video data
JP2007306170A (ja) 2006-05-10 2007-11-22 Sony Corp 情報処理システムおよび方法、情報処理装置および方法、並びにプログラム
US8594322B2 (en) * 2007-07-10 2013-11-26 Stmicroelectronics S.R.L. Encoding/decoding apparatus
FR2920067B1 (fr) * 2007-08-13 2014-11-28 Actimagine Procede et dispositif de chiffrement partiel d'un contenu numerique
JP5050842B2 (ja) * 2007-12-26 2012-10-17 沖電気工業株式会社 暗号化装置、暗号化プログラム、データ提供装置及びデータ提供システム
US8463109B2 (en) 2008-01-07 2013-06-11 Black Mariah, Inc. Editing digital film
US20090207998A1 (en) * 2008-01-07 2009-08-20 Angus Wall Determining unique material identifier numbers using checksum values
JP4460011B2 (ja) 2008-05-27 2010-05-12 国立大学法人広島大学 動画像配信システム、動画像配信方法、動画像配信システムにおけるサーバおよび動画像配信システムにおけるユーザ端末
TWI409665B (zh) * 2008-10-23 2013-09-21 Shrisinha Technology Corp Enter the information instantly against the protection method and its hardware
CN101819611B (zh) * 2009-02-26 2012-08-08 周宏建 输入数据即时比对防护方法及其硬件
CN101707711B (zh) * 2009-11-03 2011-10-26 上海大学 一种基于压缩域的视频序列Copy-Move篡改检测方法
JP5893827B2 (ja) * 2010-09-24 2016-03-23 任天堂株式会社 情報処理装置、情報処理プログラム、情報処理方法及び情報処理システム
KR101250661B1 (ko) * 2011-02-08 2013-04-03 주식회사 팬택 모바일 플랫폼 보안 장치 및 방법
EP2798769B1 (de) * 2011-12-30 2017-06-14 Intel Corporation Verhinderung von mustererkennung in der elektronischen codebuchverschlüsselung
CN102882678B (zh) * 2012-07-02 2014-10-29 飞天诚信科技股份有限公司 一种非接触式烧写种子的方法及系统
KR101964229B1 (ko) * 2013-07-26 2019-04-01 한화테크윈 주식회사 감시 서버, 감시 서버의 데이터 처리 방법, 및 감시 시스템
JP7229647B2 (ja) 2017-06-16 2023-02-28 ソニーセミコンダクタソリューションズ株式会社 信号処理装置および方法、並びにプログラム
JP6848766B2 (ja) * 2017-08-23 2021-03-24 株式会社Ｊｖｃケンウッド データ改ざん検出装置、データ改ざん検出方法、および画像データのデータ構造
CN110611565B (zh) * 2019-08-07 2022-09-02 杭州微纳核芯电子科技有限公司 数据处理系统、方法及电子设备
US11405203B2 (en) * 2020-02-17 2022-08-02 Eclypses, Inc. System and method for securely transferring data using generated encryption keys
US11720693B2 (en) 2021-03-05 2023-08-08 Eclypses, Inc. System and method for securely transferring data
US11522707B2 (en) 2021-03-05 2022-12-06 Eclypses, Inc. System and method for detecting compromised devices

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US5907619A (en) * 1996-12-20 1999-05-25 Intel Corporation Secure compressed imaging
US20020056041A1 (en) * 2000-09-20 2002-05-09 Moskowitz Scott A. Security based on subliminal and supraliminal channels for data objects
US6496933B1 (en) * 1998-10-14 2002-12-17 Canon Sales, Inc. Document authentication using a mark that is separate from document information

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JPH03239032A (ja) 1990-02-16 1991-10-24 Sony Corp スクランブル信号の受信装置
JP3239032B2 (ja) 1994-12-26 2001-12-17 三洋電機株式会社 金属水素化物利用熱交換器
JP3788056B2 (ja) * 1998-08-07 2006-06-21 カシオ計算機株式会社 電子スチルカメラ
US6535687B1 (en) 1999-07-23 2003-03-18 Sarnoff Corporation Method and system for deterring electronic video piracy through image rearrangement
US6715076B1 (en) 1999-10-21 2004-03-30 Koninklijke Philips Electronics N.V. Video signal authentication system
BR0017218A (pt) * 2000-04-20 2003-06-24 Yutaka Yasukura Método de inquirição de informação eletrônica
JPWO2002037285A1 (ja) 2000-10-30 2004-04-15 ザインエレクトロニクス株式会社 半導体集積回路、それを用いた受信側装置、受信側装置の製造方法及び修理方法、並びに、画像提供方法
US20040039927A1 (en) 2000-10-30 2004-02-26 Katsuki Hazama Semiconductor intergrated circuit, receiver apparatus using the same, receiver apparatus manufacturing method and repairing method, and video providing method
JP4543570B2 (ja) 2001-03-14 2010-09-15 ソニー株式会社 検証システム
US20030016825A1 (en) 2001-07-10 2003-01-23 Eastman Kodak Company System and method for secure watermarking of a digital image sequence
JP2003051816A (ja) 2001-08-07 2003-02-21 Sony Corp コンテンツ配信システム、コンテンツ配信方法、およびデータ処理装置、データ処理方法、並びにコンピュータ・プログラム
GB2382753A (en) 2001-12-03 2003-06-04 Sony Uk Ltd Encrypting video data, ensuring that all encrypted data values lie in a legal range
JP2003198540A (ja) * 2001-12-28 2003-07-11 Canon Inc 画像生成装置および検証データ生成方法
GB0317571D0 (en) 2003-07-26 2003-08-27 Koninkl Philips Electronics Nv Content identification for broadcast media

Patent Citations (3)

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Publication number Priority date Publication date Assignee Title
US5907619A (en) * 1996-12-20 1999-05-25 Intel Corporation Secure compressed imaging
US6496933B1 (en) * 1998-10-14 2002-12-17 Canon Sales, Inc. Document authentication using a mark that is separate from document information
US20020056041A1 (en) * 2000-09-20 2002-05-09 Moskowitz Scott A. Security based on subliminal and supraliminal channels for data objects

Non-Patent Citations (1)

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Title
See also references of WO2005029765A1 *

Also Published As

Publication number Publication date
CN1875568B (zh) 2010-12-08
JP4650267B2 (ja) 2011-03-16
JPWO2005029765A1 (ja) 2006-11-30
KR101139580B1 (ko) 2012-04-30
EP1667356A1 (de) 2006-06-07
US7885407B2 (en) 2011-02-08
US8024580B2 (en) 2011-09-20
CN1875568A (zh) 2006-12-06
US20090245509A1 (en) 2009-10-01
WO2005029765A1 (ja) 2005-03-31
KR20060083419A (ko) 2006-07-20
US20070177718A1 (en) 2007-08-02

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